The "computer won't start" troubleshooting guides below apply to all pc devices. in other words, they'll help if your desktop or laptop won't turn on, or even if your tablet won't turn on. we'll call out any important differences along the way.. Hi! i have a laptop (acer travelmate 3040 & upgraded to win10) its old.but now, it doesn't boot (black screen) i can access to bios. i do everything here in thi.... When your computer has a black screen on startup from doing this and you realize this is the problem and remove the usb, the computer just continues to boot normally..this sometimes happens because a computer sometimes recognizes a usb as a cd drive and tries to boot to it..
My laptop won't boot: lights are on, the fan is spinning but the screen is always black. i've tried both removing the power and pressing the power button for 1 min and replacing the cmos battery. Monitor gets no signal / computer won't boot - forum - hardware; black screen upon startup, wont run. - forum - windows; computer won't start - black screen - forum - windows 7; computer screen goes black after windows - forum - monitor. The most common way that a computer "won't turn on" is when the pc actually does power on but doesn't display anything on the monitor. you see lights on the computer case , probably hear fans running from inside, and may even hear sounds, but nothing at all shows up on your screen..
